class PageException(Exception):
    def __init__(self, msg):
        self._msg = msg

    def __str__(self):
        return repr(self._msg)


class LoginException(PageException):
    pass


class SignupException(PageException):
    pass


class SearchException(PageException):
    pass


class DownloadException(PageException):
    pass


class DocumentationException(PageException):
    pass


class ContactException(PageException):
    pass